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Eric Dumazet 1f142c17d1 tcp: annotate lockless access to tcp_memory_pressure 
tcp_memory_pressure is read without holding any lock,
and its value could be changed on other cpus.

Use READ_ONCE() to annotate these lockless reads.

The write side is already using atomic ops.

Fixes: b8da51ebb1 ("tcp: introduce tcp_under_memory_pressure()")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
 		2019-10-09 21:35:00 -07:00
..
acpi ACPI updates for 5.4-rc1 2019-09-17 19:31:36 -07:00
asm-generic Merge branch 'next-lockdown' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security 2019-09-28 08:14:15 -07:00
clocksource clocksource/drivers/hyperv: Enable TSC page clocksource on 32bit 2019-08-23 16:59:54 +02:00
crypto Merge branch 'next-integrity' of git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity 2019-09-27 19:37:27 -07:00
drm drm: Measure Self Refresh Entry/Exit times to avoid thrashing 2019-09-19 10:03:32 -04:00
dt-bindings Main MIPS changes for v5.4: 2019-09-22 09:30:30 -07:00
keys
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kvm KVM: arm/arm64: vgic: Use a single IO device per redistributor 2019-08-25 11:02:52 +01:00
linux Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2019-10-05 08:50:15 -07:00
math-emu nds32: Mark expected switch fall-throughs 2019-08-29 11:06:56 -05:00
media media: v4l2-core: introduce a helper to unregister a i2c subdev 2019-08-26 10:52:06 -03:00
misc auxdisplay: charlcd: move charlcd.h to drivers/auxdisplay 2019-08-08 19:59:17 +02:00
net tcp: annotate lockless access to tcp_memory_pressure 2019-10-09 21:35:00 -07:00
pcmcia
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ras
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rdma RDMA subsystem updates for 5.4 2019-09-21 10:26:24 -07:00
scsi SCSI misc on 20190919 2019-09-21 10:50:15 -07:00
soc Char/Misc driver patches for 5.4-rc1 2019-09-18 11:14:31 -07:00
sound ASoC: Updates for v5.4 2019-09-10 13:03:08 +02:00
target
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trace rxrpc: Fix trace-after-put looking at the put call record 2019-10-07 11:05:05 +01:00
uapi copy-struct-from-user-v5.4-rc2 2019-10-04 10:36:31 -07:00
vdso
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video fbdev: da8xx: remove panel_power_ctrl() callback from platform data 2019-08-26 17:53:58 +05:30
xen xen: fixes and cleanups for 5.4-rc2 2019-10-04 11:13:09 -07:00
Kbuild - New Drivers 2019-09-23 19:37:49 -07:00